The Screw Cross 6x18 is the cheapest item from this partsfiche.
Of all the components used in this assembly the Generator,a.c. is the most expensive.
A sample from the products for the Left Crankcase Cover / Alternator 81-82 include: Oil Seal,12x25x7, Cover,l.crankcase, Screw 6x40, Bolt,hex 6x25.